Report: Master hacking operation known as “Fxmsp” often relied on simple, easy-to-block tactics. The group gained access to 135 organizations’ networks across 44 countries over a three-year period. Group-IB estimates that Fxmp earned at least $1.5 million as a result of the attacks. The hacker group was extremely well-organized and used teams of specialists, built a. sophisticated botnet and sold remote access and exfiltrated data in the course of perfecting the botnet.”]
Source: https://www.govinfosecurity.com/blogs/studying-invisible-god-hacker-could-you-stop-fxmsp-p-2912